WDD15 Просмотр технического описания (PDF) - CHINFA ELECTRONICS
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WDD15 Datasheet PDF : 4 Pages
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WDD15 SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed
GENERAL
Characteristics
Switching frequency
Isolation voltage
Isolation resistance
Isolation capacitance
Ambient temperature
Case temperature
Derating
Storage temperature
Relative humidity
Temperature coefficient
Dimension
MTBF
Cooling
Conditions
Vi nom, Io nom
Input - Output
Input - Output, @ 500VDC
100KHz / 1V
Vi nom,
Io nom
3.3V & 5V output models
12V, 15V & dual output models
Operating at Vi nom, Io nom
Vi nom
Non operational
Vi nom, Io nom
Vi nom, Io min
Be1lcore issue 6@40oC, GB
Free air convection
min. typ. max.
230
1,500
100
1,000
-25
+ 61
-25
+ 71
+100
See derating curve
-40
+100
20
95
± 0.02
L50.8 x W40.64 x H10.16
1,270,000
unit
KHz
VDC
MΩ
PF
oC
oC
oC
oC
% RH
% / oC
mm
Hours
INPUT SPECIFICATIONS
Characteristics
Conditions
Input voltage range
Ta min ...Ta max, Io nom
No load input current
Vi nom, Io=0
Input voltage w/o damage
Io nom
Startup voltage
Io nom
Input filter
Pi type
min.
10
18
24V
48V
24V
48V
24V
48V
typ.
24
48
9.5
16
max.
36
72
15
10
40
75
unit
VDC
VDC
mA
mA
VDC
VDC
VDC
VDC
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy
Minimum load
Line regulation
Load regulation
Cross regulation (Dual model)
Startup time
Transient recovery time
Ripple & noise
Voltage trim range 1)
Efficiency
Conditions
Vi nom, Io nom
Vi nom
single output models
dual output models (each output)
Io nom, Vi min ...Vi max
Vi nom, Io 0 ... Io nom, single output models
Vi nom, Io min ... Io nom, dual output models
Aymmetrical load 10% - 100% FL
Vi nom, Io nom
Vi nom, 1~0.5 Io nom
Vi nom, Io nom,
BW = 20MHz
3.3V & 5V
12V, 15V & dual
Vi nom
3.3V
5V, 12V, 15V & dual
Vi nom, Io nom, Po / Pi
NOTE 1 : Pls refer to Fig 1 & Table 1 for connection and resistance recommended.
min. typ. max. unit
±2
%
0
%
10
%
±1
%
±2
%
±5
%
±5
%
30
ms
500
100
mV
150
mV
±5
%
±10
%
Up to 84%, See model list and efficiency curve
CONTROL AND PROTECTION
Remote ON / OFF
ON : opened or 8 ~ 10VDC applied, reference to input GND
OFF : -0.3 ~ 2VDC applied, reference to input GND
Input reversed
Shunt diode built in, external fuse recommended (24Vin : 2A, 48Vin : 1A)
Output short circuit
Current limited (Auto-recovery)
Rated over load protection
110%min....140%max
www.chinfa.com
2014.05.26
sales@chinfa.com
P2
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